Product Details


PT Testr 35

Product Features
:: No need to change sensor every time you switch parameters – One tester measures five parameters (measures pH, TDS, and Temperature)

:: Full pH range measurement at up to 2-decimal places.

:: Low, medium and high TDS ranges – tester measures pure water!

:: Up to 5-point pH calibration and 3-point TDS calibration.

:: Adjustable TDS factor (0.40 to 1.00)

:: Temperature sensor housed within unique dome-shaped casing for faster ATC response and faster measurements.

:: ATC/ MTC option

:: Scroll-menu with four buttons control for stress-free navigation

:: Longest-lasting tester in the market! No tools required to replace sensor.

:: "One-press Parameter Toggle": Switching parameters is just a press of the button.

:: Certified IP67 Waterproof – Lightweight tester even floats for easy retrieval.





Product Specification Description

pH Range

0.00 to 14.00 pH
Resolution 0.01 pH
Accuracy ±0.01 pH
pH Calibration Points Up to 5 (Auto)
pH Buffer Options USA, NIST
TDS Range 0 to 999 ppm; 1 to 10.00 ppt
Resolution 1 ppm / 0.01 ppt
Accuracy ±1% Full Scale
TDS Calibration Points Up to 2 Points (Manual)
TDS Factor
0.40 to 1.00
Temperature Range 0.0 to 50.0 °C / 32.0 to 120.0 °F
Resolution 0.1 °C/°F
Accuracy ±0.5°C/ ±0.9°F
Temperature Compensation ATC / MTC
Non-Volatile Memory Yes
Auto-Off 8.5 mins after last key pressed (can be disabled)
LCD Display Dual-display LCD (2.1 x 2.7cm)
Power 4 X 1.5 V A76 Micro alkaline batteries
Battery Life > 150 hours


Order Information


Order No. Item
Waterproof PTTestr 35 pH/TDS/Temp Tester with ATC
PCSENSOR Replacement pH/Conductivity/Temp Sensor for PCTestr 35, PTTestr 35, PCSTestr 35


Download Brochure

Testr35 Multi-parameter Series Leaflet


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